For More Weather Information:

3NM NW Mayport FL

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 2:20 pm EDT Oct 20, 2026
Forecast Valid: 2pm EDT Oct 20, 2026-6pm EDT Oct 26, 2026

This Afternoon

NNE wind around 16 kt, with gusts as high as 24 kt. Sunny. Seas 1 ft or less.

Tonight

NNE wind 11 to 13 kt, with gusts as high as 20 kt. Mostly clear. Seas 1 ft or less.

Wednesday

NNE wind 11 to 14 kt. Sunny. Seas 1 ft or less.

Wednesday Night

NNE wind 6 to 9 kt. Clear. Seas 1 ft or less.

Thursday

NNE wind 7 to 11 kt. Sunny. Seas 1 ft or less.

Thursday Night

NE wind around 7 kt. Clear. Seas 1 ft or less.

Friday

NE wind 10 to 17 kt. Sunny. Seas 1 ft or less.

Friday Night

NE wind around 18 kt, with gusts as high as 26 kt. A chance of showers. Seas 1 ft or less.

Saturday

NE wind 19 to 24 kt, with gusts as high as 33 kt. Showers likely, with thunderstorms also possible after 2pm. Seas 1 ft or less.

Winds and waves higher in and near thunderstorms.

*Notices:

This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.